SINGLE WITH BUILT-IN SERIES DIODE Silicon Controlled Rectifiers (SCR) 69

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Part RoHS Manufacturer Trigger Device Type Package Style (Meter) Surface Mount Terminal Position Configuration Case Connection Maximum On-state Voltage Package Body Material Maximum DC Gate Trigger Current Non Repetitive Peak On-state Current Terminal Form Package Shape Maximum On-state Current No. of Elements Maximum Leakage Current Repetitive Peak Reverse Voltage Maximum Repetitive Peak Off-state Leakage Current No. of Terminals Sub-Category Maximum Operating Temperature Minimum Operating Temperature Terminal Finish Maximum RMS On-state Current JESD-30 Code Moisture Sensitivity Level (MSL) Maximum DC Gate Trigger Voltage Qualification Repetitive Peak Off-state Voltage Minimum Critical Rate of Rise of Off-state Voltage Maximum Holding Current Additional Features Nominal Circuit Commutated Turn-off Time JEDEC-95 Code JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Reference Standard

MCD56-16IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

UNSPECIFIED

UNSPECIFIED

RECTANGULAR

1

1600 V

7

125 Cel

100 A

R-XUFM-X7

Not Qualified

1600 V

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

MCD312-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

9800 A

UNSPECIFIED

RECTANGULAR

320 A

1

40 mA

1200 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

520 A

R-XUFM-X5

2 V

Not Qualified

1200 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD132-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5500 A

UNSPECIFIED

RECTANGULAR

130 A

1

1200 V

5

Silicon Controlled Rectifiers

125 Cel

300 A

R-XUFM-X5

Not Qualified

1200 V

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD94-22IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

100 mA

1700 A

UNSPECIFIED

RECTANGULAR

104 A

1

15 mA

2200 V

7

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X7

1.6 V

Not Qualified

2200 V

150 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD132-08IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5500 A

UNSPECIFIED

RECTANGULAR

130 A

1

800 V

5

Silicon Controlled Rectifiers

125 Cel

300 A

R-XUFM-X5

Not Qualified

800 V

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD312-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

9800 A

UNSPECIFIED

RECTANGULAR

320 A

1

40 mA

1800 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

520 A

R-XUFM-X5

2 V

Not Qualified

1800 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD162-08IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

6000 A

UNSPECIFIED

RECTANGULAR

181 A

1

800 V

5

Silicon Controlled Rectifiers

125 Cel

300 A

R-XUFM-X5

Not Qualified

800 V

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD132-16IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5500 A

UNSPECIFIED

RECTANGULAR

130 A

1

1600 V

5

Silicon Controlled Rectifiers

125 Cel

300 A

R-XUFM-X5

Not Qualified

1600 V

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD94-20IO1B

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

100 mA

1700 A

UNSPECIFIED

RECTANGULAR

104 A

1

15 mA

2000 V

7

Silicon Controlled Rectifiers

125 Cel

-40 Cel

180 A

R-XUFM-X7

1.6 V

Not Qualified

2000 V

150 mA

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD95-16IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

UNSPECIFIED

UNSPECIFIED

RECTANGULAR

1

1600 V

7

125 Cel

180 A

R-XUFM-X7

Not Qualified

1600 V

TO-240AA

NOT SPECIFIED

NOT SPECIFIED

MCD132-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5500 A

UNSPECIFIED

RECTANGULAR

130 A

1

1800 V

5

Silicon Controlled Rectifiers

125 Cel

300 A

R-XUFM-X5

Not Qualified

1800 V

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD312-14IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

9800 A

UNSPECIFIED

RECTANGULAR

320 A

1

40 mA

1400 V

5

Silicon Controlled Rectifiers

140 Cel

-40 Cel

520 A

R-XUFM-X5

2 V

Not Qualified

1400 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD225-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5800 A

UNSPECIFIED

RECTANGULAR

221 A

1

40 mA

1800 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

400 A

R-XUFM-X5

2 V

Not Qualified

1800 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD255-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

9600 A

UNSPECIFIED

RECTANGULAR

250 A

1

40 mA

1200 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

450 A

R-XUFM-X5

2 V

Not Qualified

1200 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD255-16IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

9600 A

UNSPECIFIED

RECTANGULAR

250 A

1

40 mA

1600 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

450 A

R-XUFM-X5

2 V

Not Qualified

1600 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD225-12IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5800 A

UNSPECIFIED

RECTANGULAR

221 A

1

40 mA

1200 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

400 A

R-XUFM-X5

2 V

Not Qualified

1200 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD225-14IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5800 A

UNSPECIFIED

RECTANGULAR

221 A

1

40 mA

1400 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

400 A

R-XUFM-X5

2 V

Not Qualified

1400 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD255-14IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

9600 A

UNSPECIFIED

RECTANGULAR

250 A

1

40 mA

1400 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

450 A

R-XUFM-X5

2 V

Not Qualified

1400 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

MCD255-18IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

9600 A

UNSPECIFIED

RECTANGULAR

250 A

1

40 mA

1800 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

450 A

R-XUFM-X5

2 V

Not Qualified

1800 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

VCD105-06IO7

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

UNSPECIFIED

UNSPECIFIED

RECTANGULAR

1

600 V

10

125 Cel

180 A

R-XUFM-X10

Not Qualified

600 V

NOT SPECIFIED

NOT SPECIFIED

MCD225-16IO1

Littelfuse

SCR

FLANGE MOUNT

NO

UPPER

SINGLE WITH BUILT-IN SERIES DIODE

ISOLATED

UNSPECIFIED

150 mA

5800 A

UNSPECIFIED

RECTANGULAR

221 A

1

40 mA

1600 V

5

Silicon Controlled Rectifiers

130 Cel

-40 Cel

400 A

R-XUFM-X5

2 V

Not Qualified

1600 V

150 mA

NOT SPECIFIED

NOT SPECIFIED

UL RECOGNIZED

Silicon Controlled Rectifiers (SCR)

Silicon Controlled Rectifiers (SCRs) are semiconductor devices that are used to control the flow of electrical current in high-power applications. They are also known as thyristors, which are a family of devices that includes SCRs, triacs, and diacs.

SCRs consist of four layers of alternating p-type and n-type semiconductor material, forming three p-n junctions. The device has three terminals: the anode (A), the cathode (K), and the gate (G). The SCR is designed to conduct current only in one direction, from the anode to the cathode.

SCRs work by applying a positive voltage to the anode, which causes current to flow into the device. The gate terminal is used to control the flow of current by applying a small voltage pulse to trigger the device. Once triggered, the SCR conducts current until the voltage across the device drops below a certain level, at which point it turns off.

SCRs are commonly used in high-power applications such as motor control, lighting control, and power supplies. They are often used in conjunction with other components such as capacitors, inductors, and diodes to form complete electronic circuits.

Proper selection and use of SCRs are critical to ensure safe and reliable operation of power control circuits. Factors such as the maximum voltage rating, maximum current rating, and operating temperature range should be considered when selecting an SCR for a particular application.